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C. P. E. BLAICH 8v P. A. BISHOP.

RUDDER WHEEL.

Pateted Mar. 15, 1859.

UNITED STATES PATENT OFFICE.

C. E. E. BLAIOH AND PETER A. BISHOP, OF ELYRIA, OHIO, ASSIGNORS TO PETERA. BISHOP, AIORESAID.

STEERING-WHEEL.

Specification of Letters Patent No. 23,284, dated March 15, 1859.

To all whom t may concern:

Be it known that We, C. F. E. BLAICH and PETER A. BISHOP, of Elyria, inthe county of Lorain and State of Ohio, have invented certain new anduseful Improvements in the Method of Staying Rudder-l/Vheels; and we dohereby declare that the following is a full, clear, and exactdescription of the saine, reference being had to the accompanyingdrawings and the letters of reference marked thereon, in Which- Figurel. is a side elevation. Fig. 2 is an end elevation. Figs. 3 and t aredetached views.

Like letters refer to like parts in the different figures.

The nature of our invention consists in the method of constructingclutches or stops fbi: the purpose of staying rudder Wheels in anydesired position and relieving it at pleasure.

A represents an ordinary rudder Wheel used in practice. B represents itsbearings which are supported by posts suitably braced in the ordinarymanner.

C represents a disk having cog-like projections a formed on its face.See Fig. l. Said disk is secured rinly to the axle of Wheel A.

D represents a sliding dog Which being secured in suitable brackets isforced between the projections a by ineans of a spiral spring and thussecuring the said Wheel firinly in its position. Said sliding dog isprovided at the lower end with a footpiece which projects forwardthrough the post by Which the Wheel is supported.

E represents a drop dog which is used for the purpose of securing thesliding dog in position While Withdrawn frein the disk. W'hen necessarythe drop dog E is removed from the foot piece of the slide and thusenables the spiral spring b to force the dog D in Contact With the diskC and thus effectually clutch or stop the Wheel.

lVhat We clailn as our invent-ion and desire to secure by Letters Patentis- The vertically sliding dog, being secured in suitable brackets andprovided with a foot piece, paWl, and joint, as described, incombination With the spiral spring and ratchet, the Whole beingdescribed and operated as set. forth.

CHRISTIAN F. E. BLAICH. PETER A. BISHOP.

Signed and sealed in our presence:

I-I. B. WEST, H. F. WILLsoN.

